TY - RPRT TI - Magnitude and frequency of debris flows, and areas of hazard on Mount Shasta, Northern California AU - W. R. Osterkamp AU - C.R. Hupp AU - J. C. Blodgett PY - 1986 DO - 10.3133/pp1396c UR - https://pubs.usgs.gov/publication/pp1396C ID - pp1396C ER -